We got 2 out of 3, and we have a good chance of the 3rd being here. Let’s see, unlike the other rooms the doors here likely never change no matter how long its been. There’s a large main door, that’s where Hephaestus went, there’s a door with a gaming controller symbol on it, and lastly there’s an eye symbol room. If this Hephaestus is to be believed then the main door has nothing of worth to us.